package com.cx.base.day12_framework.map;

import java.util.HashMap;

/**
 * @Author: robert.song
 * @Date: Created in 2022/5/30
 */
public class HashMapTest {

    public static void main(String[] args) {
        HashMap<String, String> hashMapTest = new HashMap(2, 0.5f);
        hashMapTest.put(null, null);
        hashMapTest.put(null, null);
        System.out.println(hashMapTest.size());
    }
}
